Finding the Third Proportional to 1,290,195 and 2,049,339

Step by Step Solution

1. Step 1: Write the proportion equation
   1,290,195 : 2,049,339 = 2,049,339 : x
2. Step 2: Convert to fraction form
   1,290,195/2,049,339 = 2,049,339/x
3. Step 3: Cross multiply
   1,290,195x = 2,049,339 × 2,049,339
4. Step 4: Simplify right side
   1,290,195x = 4,199,790,336,921
5. Step 5: Solve for x
   x = 4,199,790,336,921/1,290,195
6. Step 6: Final answer
   x = 3,255,159.36